r/musictheory is a subreddit with 709k members. The community frequently discusses looking for, music theory, chords, theory, and struggling, and they frequently recommend/review music theory book, notation software, and theory books, and the most common flair used is general question, notation question, discussion, songwriting question, and resource (provided).
/r/musictheory is a community for the discussion of music theory and related topics. Since they are not well-covered in other subreddits, questions and discussions about Ear-Training/Solfege and Notation/Engraving are also welcome.
Popular Topics in r/musictheory
#1
Looking For
43 posts
#2
Music Theory
35 posts
#3
Chords
31 posts
#4
Theory
31 posts
#5
Struggling
30 posts
#6
Notation
22 posts
#7
Harmony
14 posts
#8
Ear Training
12 posts
#9
Music
12 posts
#10
Rhythm
12 posts
Products Discussed in r/musictheory
Music Theory Book
136 reviews
#1
Tonal Harmony
4.5★ from 4 reviews
#2
Arnold Schoenberg
4.3★ from 4 reviews
#3
Vincent Persichetti
4.3★ from 3 reviews
Notation Software
48 reviews
#1
MuseScore
4.3★ from 11 reviews
#2
Finale
3.1★ from 7 reviews
#3
Sibelius
3.7★ from 7 reviews
Theory Books
46 reviews
#1
W.A. Mathieu
5.0★ from 2 reviews
#2
Mark Levine
5.0★ from 2 reviews
#3
Adler
5.0★ from 1 review
Flair Used in r/musictheory
#1
General Question
: "Im studying "jazzology" by myself. Is my answer here right? Its on page 18"
38 posts
#2
Notation Question
: "Notating "Palm Muting" on the Piano"
13 posts
#3
Discussion
: "What creates the sense of buildup before the chorus in Man in the Mirror?"
12 posts
#4
Songwriting Question
: "how to understand chords harmonic functions?"
8 posts
#5
Resource (Provided)
: "Symmetric Scales and triads in All-Fourths Guitar Tuning"
4 posts
#6
Ear Training Question
: "Hearing notes/pitch sense anomaly"
2 posts
#7
Analysis (Provided)
: "Identity chord in Mice Band (Danny Dwyer)"
2 posts
#8
Directed to FAQs/Search
: "Do drummers use modes for rudiments?"
1 post
#9
Solfège/Sight Singing Question
: "Question about singing harmony"
1 post
Member Growth in r/musictheory
Yearly
+67k members(10.5%)
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Last updated: July 3, 2026